A son of a colourblind father and normal homozygous mother marries to a daughter of normal father and heterozygous mother than their children will be
All colourblind sons
All colourblind sons and daughters
Some colourblind and some normal daughters
Some normal and some colourblind sons
In which of the following colourblindness is inherited
The best example for pleiotropy is
In the following human pedigree, the filled symbols represent the affected individuals. Identify the type of given pedigree.
Haemophilia is more commonly seen in human males than in human females because
In a cross between a male and female, both heterozygous for sickle cell anaemia gene, what percentage of the progeny will be diseased? (In $\%$)